Finding the Fourth Proportional to 2,265,144.12, 3,125,897.08 and 1,246,548.88
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Solution
The fourth proportional to 2,265,144.12, 3,125,897.08 and 1,246,548.88 is: 1,720,236.46
Step by Step Solution
- Step 1: Write the proportion equation
2,265,144.12 : 3,125,897.08 = 1,246,548.88 : x - Step 2: Convert to fraction form
2,265,144.12/3,125,897.08 = 1,246,548.88/x - Step 3: Cross multiply
2,265,144.12x = 3,125,897.08 × 1,246,548.88 - Step 4: Simplify right side
2,265,144.12x = 3,896,583,504,069.27 - Step 5: Solve for x
x = 3,896,583,504,069.27/2,265,144.12 - Step 6: Final answer
x = 1,720,236.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.